#include <stdio.h>

int main()
{
    int i;
    for(i = 1002; i < 1111;i++)
    {
        if(i%10*1000+i/10%10*100+i/100%10*10+i/1000 == i*9)
        {
            printf("The number satisfied states condition is:%d\n",i);
;        }
    }

    return 0;
}
//熊贤豪